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» Weak Alternating Automata and Tree Automata Emptiness
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STACS
1999
Springer
13 years 11 months ago
The Weakness of Self-Complementation
Model checking is a method for the verification of systems with respect to their specifications. Symbolic model-checking, which enables the verification of large systems, procee...
Orna Kupferman, Moshe Y. Vardi
LATA
2009
Springer
14 years 2 months ago
Rigid Tree Automata
We introduce the class of Rigid Tree Automata (RTA), an extension of standard bottom-up automata on ranked trees with distinguished states called rigid. Rigid states define a rest...
Florent Jacquemard, Francis Klay, Camille Vacher
ISTCS
1997
Springer
13 years 11 months ago
Weak Alternating Automata Are Not That Weak
Orna Kupferman, Moshe Y. Vardi
LICS
2010
IEEE
13 years 6 months ago
The Emptiness Problem for Tree Automata with Global Constraints
We define tree automata with global constraints (TAGC), generalizing the well-known class of tree automata with global equality and disequality constraints [14] (TAGED). TAGC can...
Luis Barguñó, Carles Creus, Guillem ...
MFCS
1994
Springer
13 years 11 months ago
Empty Alternation
We introduce the notion of empty alternation by investigating alternating automata which are restricted to empty their storage except for a logarithmically space-bounded tape befor...
Klaus-Jörn Lange, Klaus Reinhardt